Cutting Self-Built MCP Server Token Usage by 90% — The Parking Pattern

Hi, I'm Tsuji , CTO at airCloset. In my previous posts I introduced the full picture of our 17 internal MCP servers , an MCP server that lets you search 991 internal tables in natural language , a Graph RAG MCP for measuring initiative impact , and the Sandbox MCP that lets non-engineers publish AI-built apps safely . This time I want to share something that came out of running those in production — a small trick we use to cut token consumption on self-built MCP servers . The Annoyance: MCPs Eat